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Classes | |
| struct | my_coef_controller |
Macros | |
| #define | JPEG_INTERNALS |
| #define | SAVED_COEFS 6 /* we save coef_bits[0..5] */ |
| #define | Q01_POS 1 |
| #define | Q10_POS 8 |
| #define | Q20_POS 16 |
| #define | Q11_POS 9 |
| #define | Q02_POS 2 |
Typedefs | |
| typedef my_coef_controller * | my_coef_ptr |
Functions | |
| METHODDEF (int) decompress_onepass JPP((j_decompress_ptr cinfo | |
| LOCAL (boolean) smoothing_ok JPP((j_decompress_ptr cinfo)) | |
| start_iMCU_row (j_decompress_ptr cinfo) | |
| start_input_pass (j_decompress_ptr cinfo) | |
| start_output_pass (j_decompress_ptr cinfo) | |
| decompress_onepass (j_decompress_ptr cinfo, JSAMPIMAGE output_buf) | |
| dummy_consume_data (j_decompress_ptr) | |
| consume_data (j_decompress_ptr cinfo) | |
| decompress_data (j_decompress_ptr cinfo, JSAMPIMAGE output_buf) | |
| smoothing_ok (j_decompress_ptr cinfo) | |
| decompress_smooth_data (j_decompress_ptr cinfo, JSAMPIMAGE output_buf) | |
| jinit_d_coef_controller (j_decompress_ptr cinfo, boolean need_full_buffer) | |
Variables | |
| JSAMPIMAGE | output_buf |
Macro Definition Documentation
◆ JPEG_INTERNALS
| #define JPEG_INTERNALS |
Definition at line 10 of file jdcoefct.cpp.
◆ Q01_POS
| #define Q01_POS 1 |
Definition at line 383 of file jdcoefct.cpp.
Referenced by decompress_smooth_data(), and smoothing_ok().
◆ Q02_POS
| #define Q02_POS 2 |
Definition at line 387 of file jdcoefct.cpp.
Referenced by decompress_smooth_data(), and smoothing_ok().
◆ Q10_POS
| #define Q10_POS 8 |
Definition at line 384 of file jdcoefct.cpp.
Referenced by decompress_smooth_data(), and smoothing_ok().
◆ Q11_POS
| #define Q11_POS 9 |
Definition at line 386 of file jdcoefct.cpp.
Referenced by decompress_smooth_data(), and smoothing_ok().
◆ Q20_POS
| #define Q20_POS 16 |
Definition at line 385 of file jdcoefct.cpp.
Referenced by decompress_smooth_data(), and smoothing_ok().
◆ SAVED_COEFS
| #define SAVED_COEFS 6 /* we save coef_bits[0..5] */ |
Definition at line 51 of file jdcoefct.cpp.
Referenced by decompress_smooth_data(), and smoothing_ok().
Typedef Documentation
◆ my_coef_ptr
| typedef my_coef_controller* my_coef_ptr |
Definition at line 55 of file jdcoefct.cpp.
Function Documentation
◆ consume_data()
| consume_data | ( | j_decompress_ptr | cinfo | ) |
Definition at line 237 of file jdcoefct.cpp.
References jpeg_component_info::component_index, compptr, JPEG_ROW_COMPLETED, JPEG_SCAN_COMPLETED, JPEG_SUSPENDED, MAX_COMPS_IN_SCAN, my_coef_controller::MCU_buffer, my_coef_controller::MCU_ctr, jpeg_component_info::MCU_height, my_coef_controller::MCU_vert_offset, jpeg_component_info::MCU_width, start_iMCU_row(), TRUE, jpeg_component_info::v_samp_factor, and my_coef_controller::whole_image.
Referenced by jinit_d_coef_controller().
◆ decompress_data()
| decompress_data | ( | j_decompress_ptr | cinfo, |
| JSAMPIMAGE | output_buf | ||
| ) |
Definition at line 308 of file jdcoefct.cpp.
References jpeg_component_info::component_needed, compptr, jpeg_component_info::DCT_scaled_size, FALSE, jpeg_component_info::height_in_blocks, JPEG_ROW_COMPLETED, JPEG_SCAN_COMPLETED, JPEG_SUSPENDED, output_buf, output_col, jpeg_component_info::v_samp_factor, my_coef_controller::whole_image, and jpeg_component_info::width_in_blocks.
Referenced by jinit_d_coef_controller(), and start_output_pass().
◆ decompress_onepass()
| decompress_onepass | ( | j_decompress_ptr | cinfo, |
| JSAMPIMAGE | output_buf | ||
| ) |
Definition at line 140 of file jdcoefct.cpp.
References jpeg_component_info::component_index, jpeg_component_info::component_needed, compptr, jpeg_component_info::DCT_scaled_size, FAR, JPEG_ROW_COMPLETED, JPEG_SCAN_COMPLETED, JPEG_SUSPENDED, jzero_far(), jpeg_component_info::last_col_width, jpeg_component_info::MCU_blocks, my_coef_controller::MCU_buffer, my_coef_controller::MCU_ctr, jpeg_component_info::MCU_height, jpeg_component_info::MCU_sample_width, my_coef_controller::MCU_vert_offset, jpeg_component_info::MCU_width, output_buf, output_col, SIZEOF, and start_iMCU_row().
Referenced by jinit_d_coef_controller().
◆ decompress_smooth_data()
| decompress_smooth_data | ( | j_decompress_ptr | cinfo, |
| JSAMPIMAGE | output_buf | ||
| ) |
Definition at line 454 of file jdcoefct.cpp.
References my_coef_controller::coef_bits_latch, jpeg_component_info::component_needed, compptr, jpeg_component_info::DCT_scaled_size, FALSE, jpeg_component_info::height_in_blocks, jcopy_block_row(), JPEG_ROW_COMPLETED, JPEG_SCAN_COMPLETED, JPEG_SUSPENDED, output_buf, output_col, Q01_POS, Q02_POS, Q10_POS, Q11_POS, Q20_POS, jpeg_component_info::quant_table, JQUANT_TBL::quantval, SAVED_COEFS, TRUE, jpeg_component_info::v_samp_factor, my_coef_controller::whole_image, and jpeg_component_info::width_in_blocks.
Referenced by start_output_pass().
◆ dummy_consume_data()
| dummy_consume_data | ( | j_decompress_ptr | ) |
Definition at line 221 of file jdcoefct.cpp.
References JPEG_SUSPENDED.
Referenced by jinit_d_coef_controller().
◆ jinit_d_coef_controller()
| jinit_d_coef_controller | ( | j_decompress_ptr | cinfo, |
| boolean | need_full_buffer | ||
| ) |
Definition at line 669 of file jdcoefct.cpp.
References my_coef_controller::coef_bits_latch, compptr, consume_data(), D_MAX_BLOCKS_IN_MCU, decompress_data(), decompress_onepass(), dummy_consume_data(), ERREXIT, jpeg_component_info::h_samp_factor, jpeg_component_info::height_in_blocks, JPOOL_IMAGE, jround_up(), my_coef_controller::MCU_buffer, need_full_buffer, my_coef_controller::pub, SIZEOF, start_input_pass(), start_output_pass(), TRUE, jpeg_component_info::v_samp_factor, my_coef_controller::whole_image, and jpeg_component_info::width_in_blocks.
Referenced by master_selection(), and transdecode_master_selection().
◆ LOCAL()
| LOCAL | ( | boolean | ) |
◆ METHODDEF()
| METHODDEF | ( | int | ) |
◆ smoothing_ok()
| smoothing_ok | ( | j_decompress_ptr | cinfo | ) |
Definition at line 398 of file jdcoefct.cpp.
References my_coef_controller::coef_bits_latch, compptr, FALSE, JPOOL_IMAGE, Q01_POS, Q02_POS, Q10_POS, Q11_POS, Q20_POS, jpeg_component_info::quant_table, SAVED_COEFS, SIZEOF, and TRUE.
Referenced by start_output_pass().
◆ start_iMCU_row()
| start_iMCU_row | ( | j_decompress_ptr | cinfo | ) |
Definition at line 72 of file jdcoefct.cpp.
References my_coef_controller::MCU_ctr, my_coef_controller::MCU_rows_per_iMCU_row, and my_coef_controller::MCU_vert_offset.
Referenced by consume_data(), decompress_onepass(), and start_input_pass().
◆ start_input_pass()
| start_input_pass | ( | j_decompress_ptr | cinfo | ) |
Definition at line 100 of file jdcoefct.cpp.
References start_iMCU_row().
Referenced by jinit_d_coef_controller().
◆ start_output_pass()
| start_output_pass | ( | j_decompress_ptr | cinfo | ) |
Definition at line 112 of file jdcoefct.cpp.
References decompress_data(), decompress_smooth_data(), my_coef_controller::pub, and smoothing_ok().
Referenced by jinit_d_coef_controller().
Variable Documentation
◆ output_buf
| JSAMPIMAGE JDIMENSION JDIMENSION JSAMPARRAY output_buf |
Definition at line 59 of file jdcoefct.cpp.
Referenced by cmyk_ycck_convert(), color_quantize(), color_quantize3(), decompress_data(), decompress_onepass(), decompress_smooth_data(), gray_rgb_convert(), grayscale_convert(), h2v1_merged_upsample(), h2v2_merged_upsample(), jpeg_idct_1x1(), jpeg_idct_2x2(), jpeg_idct_4x4(), jpeg_idct_float(), jpeg_idct_ifast(), jpeg_idct_islow(), merged_1v_upsample(), merged_2v_upsample(), null_convert(), pass2_fs_dither(), pass2_no_dither(), pre_process_context(), pre_process_data(), prescan_quantize(), quantize3_ord_dither(), quantize_fs_dither(), quantize_ord_dither(), rgb_gray_convert(), rgb_ycc_convert(), sep_downsample(), sep_upsample(), ycc_rgb_convert(), and ycck_cmyk_convert().